Electronic Principles
The rms value of a sine waveform is:

equal to 1.41 times the peak amplitude
the number of cycles completed in one second
equal to 0.707 times the peak amplitude
the time required to complete one full cycle
None of these

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Electronic Principles
Which one of the following statements is true for the voltage in a parallel RL circuit?

The voltage always has the same amplitude and phase for every part of the circuit
The total voltages is less than the sum of the voltages across the resistance and inductance
The total voltage lags the total current by less than 90
The total voltage is equal to the sum of the voltages across the resistance and inductance
None of these

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Electronic Principles
Which one of the following statements is true?

None of these
Power dissipation of a pure capacitor decreases with operating frequency
Power dissipation of a pure capacitor increases with operating frequency
All of these
There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency

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